Home / 4,645.05-6,992.93-4,236.81

Finding the Fourth Proportional to 4,645.05, 6,992.93 and 4,236.81

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Solution

The fourth proportional to 4,645.05, 6,992.93 and 4,236.81 is: 6,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.05 : 6,992.93 = 4,236.81 : x
  2. Step 2: Convert to fraction form
    4,645.05/6,992.93 = 4,236.81/x
  3. Step 3: Cross multiply
    4,645.05x = 6,992.93 × 4,236.81
  4. Step 4: Simplify right side
    4,645.05x = 29,627,694.57
  5. Step 5: Solve for x
    x = 29,627,694.57/4,645.05
  6. Step 6: Final answer
    x = 6,378.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.